Definition of perpendicular
(Entry 1 of 2) 1a : standing at right angles to the plane of the horizon : exactly upright. b : being at right angles to a given line or plane. 2 : extremely steep : precipitous.
Secondly, is parallel and perpendicular the same?
Parallel lines are lines in a plane that are always the same distance apart. … Perpendicular lines are lines that intersect at a right (90 degrees) angle.
Moreover, is perpendicular opposite reciprocal?
Correct answer:
Perpendicular lines have slopes that are the opposite of the reciprocal of each other. In this case, the slope of the first line is -2. The reciprocal of -2 is –1/2, so the opposite of the reciprocal is therefore 1/2.
Is perpendicular the same as same?
They all mean at right angles to, and it’s a shame that there are so many different words for one concept. You can say two vectors are at right angles to each other, or orthogonal, or perpendicular, and it all means the same thing.
Is perpendicularity a word?
per·pen·dic·u·lar. adj. 1. Mathematics Intersecting at or forming right angles.
Is severe anxiety a pain or sorrow?
great pain, anxiety, or sorrow; acute physical or mental suffering; affliction; trouble: distress over his mother’s illness.
What is a synonym to perpendicular?
The words plumb and vertical are common synonyms of perpendicular. While all three words mean “being at right angles to a base line,” perpendicular may stress the straightness of a line making a right angle with any other line, not necessarily a horizontal one.
What is perpendicular example?
Perpendicular – Definition with Examples
Two distinct lines intersecting each other at 90° or a right angle are called perpendicular lines. Example: Here, AB is perpendicular to XY because AB and XY intersect each other at 90°.
What makes something perpendicular?
A line is said to be perpendicular to another line if the two lines intersect at a right angle.
When was perpendicular first used?
Perpendicular was the prevailing style of Late Gothic architecture in England from the 14th century to the 17th century.